The Tube,bent,metallic, cataloged under National Stock Number 4710-01-056-9999, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-056-9999 |
| Primary Part Number | 12012156 |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| First End Style | PLAIN |
| Material Document and Classification | MIL-T-3520 MIL SPEC SINGLE MATERIAL RESPONSE |
| Diameter | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.032 INCHES NOMINAL IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Relationship with First End | IDENTICAL |
| Welding Method | DOUBLE SUBMERGED ARC |
| Material | STEEL COMP 1010 |
| Construction | STRAIGHT SEAMED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12012156 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| 4710010569999 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4710-01-056-9999 is a Tube,bent,metallic, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-056-9999 has 1 manufacturer part number on file: 12012156 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12012156: First End Style: PLAIN; Material Document and Classification: MIL-T-3520 MIL SPEC SINGLE MATERIAL RESPONSE; Diameter: 0.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.